You need to troubleshoot the execution of a Mapping and visualize the data contained in the ODI Staging tables while the Mapping is being executed. How must you proceed? (Choose the best answer.) 

Answer options:

A. Start a Mapping in Debug mode and use breakpoints and the Get Data feature to query the data contained in the Staging tables.
B. Modify a Knowledge Module to dump the Staging tables’ data into log files for review.
C. Use variables in a Package to query the Staging tables and evaluate the variable values.
D. Reverse engineer the Staging tables in a Model and review the data contained in it.

D

(https://docs.oracle.com/middleware/1212/odi/ODIKD/rkm.htm#ODIKD909)